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Plumber

Compensation
$74,589–$87,049/year

Job Description

Summary

Click on "" button below to view Eligibilities being considered and other IMPORTANT information.

The primary purpose of this position is to perform the full range of journey level plumbing duties such as installing, repairing, and modifying water supply, sewage disposal, gas distribution, oil lines, and similar utility systems and equipment.

Accepting applications
Open & closing dates
05/08/2026 to 05/15/2026
Salary $74,589 - $87,049 per year

$35.74 to $41.71 Per Hour

Pay scale & grade WG 9
Location

Duties

  • Independently installs, modifies, repairs, and maintains a variety of new and existing utility, supply, and disposal systems and equipment such as sewage, water, oil, and gas distribution systems, and water closets, tubs, backflow prevention devices/assemblies, fire sprinkler systems, and showers.
  • Plans and accomplishes work from initial layout to final assembly which involves interpreting and applying building plans, specifications, blueprints, sketches, and other plumbing guides/codes, and using shop mathematics.
  • Troubleshoots/tests various plumbing systems and equipment including backflow prevention devices such as reduced pressure principal devices, double check devices. atmospheric vacuum breakers. and other cross connection devices.
  • Uses and maintains tools such as tapes, rules, plumb bobs, hand and power pipe threaders, cutters, pipe wrenches, angle drills, hacksaws and power saws, power sewer cleaning equipment, various gas detectors and meters, and lead pots.
  • Utilizes safety practices and procedures following established safety rules and regulations and maintains a safe and clean work environment. Uses and assures proper fit of required safety equipment and clothing.

Requirements

  • U.S. Citizenship Required
  • Males must be registered for Selective Service, see www.sss.gov
  • This posn is subject to provisions of the DoD Priority Placement Program
  • Disclosure of Political Appointments
  • Direct Deposit: All federal employees are required to have direct deposit
  • The work may require the employee to drive a motor vehicle. As appropriate valid driver's license may be required for the position
  • As required, may train and/or guide other personnel in performance of plumbing duties
  • Shift work may be required
  • This is a KEY position. incumbent(s) must be removed from their military recall status if alternatives for filling the position during an emergency arc not available
  • Must obtain and maintain the appropriate security clearance
  • Depending on the type of position (competitive/excepted) you are selected for, you will be required to serve a 1-year probationary period OR 2-year trial period.
  • Upon completion of your probationary/trial period, your employment will be terminated unless you receive certification, in writing, that your continued employment advances the public interest.

In order to qualify, you must meet the quality level of experience requirements described in the Office of Personnel Management (OPM) Qualification Standards Handbook X-118C.

QUALIFICATIONS: Applicants will be rated in accordance with the OPM Qualification Standard Handbook X-118C for the WG-4200, Plumbing and Pipefitting Group. Although a specific length of time and experience is not required for most blue-collar positions, you must meet any screen-out element listed, and show through experience and training that you possess the quality level of knowledge and skill necessary to perform the duties of the position at the level for which you are applying. Qualification requirements emphasis is on the quality of experience, not necessarily the length of time.

The screen out element for this position is ability to do the work of a WG-4206 PLUMBER without more than normal supervision

JOB ELEMENTS: Your qualifications will be evaluated on the basis of your level of knowledge, skills, abilities and/or competencies in the following areas:
I. Knowledge of equipment assembly, installation, operation, and repair, to include routing, placement, slant, slope, and fall of systems.
2. Knowledge of technical practices in order to plan, lay out, install, modify, troubleshoot, and repair various systems and equipment.
3. Knowledge of safety regulations, procedures, and practices.
4. Skill in installing, modifying, and repairing new and existing utility, supply, and disposal systems and equipment without more than normal supervision. Skill and ability in using shop mathematics, measurement, and lay out such as angles, arcs, and circles.
5. Skill in using and maintaining tools and equipment such as rules, levels, plumb bobs, dividers, various gauges and meters, various drain cleaning devices, hydrostatic pumps, and torches.
6. Skill in troubleshooting difficult or hard-to-detect leaks and operating problems.

Physical Effort
The plumber makes repairs and installations from ladder, scaffolding, and platforms, and where the parts of systems worked on are in hard-to-reach places. This requires the employee to stand, stoop, bend, kneel, climb, and work in tiring and uncomfortable positions. The plumber frequently lifts, carries, and sets up parts and equipment that weigh up to 40 pounds unassisted and over 40 pounds with assistance.

Working Conditions
The work is done inside and outside, and is usually dirty, dusty, and greasy. The plumber is sometimes required to make repairs and installations outside in bad weather. Occasionally makes repairs in areas where bad smelling fumes are present. The plumber has occasional exposure to the possibility of broken bones and frequent exposure to the possibility of scrapes, burns, and infections. May be required to wear safety equipment, such as safety shoes, glasses, and hard hats and other personal protective equipment.

PART-TIME OR UNPAID EXPERIENCE: Credit will be given for appropriate unpaid and or part-time work. You must clearly identify the duties and responsibilities in each position held and the total number of hours per week.

VOLUNTEER WORK EXPERIENCE: Refers to paid and unpaid experience, including volunteer work done through National Service Programs (i.e., Peace Corps, AmeriCorps) and other organizations (e.g., professional; philanthropic; religious; spiritual; community; student and social). Volunteer work helps build critical competencies, knowledge and skills that can provide valuable training and experience that translates directly to paid employment.You will receive credit for all qualifying experience, including volunteer experience.

This job does not have an education qualification requirement.

Evaluation

You will be evaluated for this job based on how well you meet the qualifications above.

Your application package (resume, supporting documents, and responses to the questionnaire) will be used to determine your eligibility, qualifications, and quality ranking for this position. Please follow all instructions carefully. Errors or omissions may affect your rating or consideration for employment.

BASIS OF RATING: Your application will be rated under the Cut Point procedures based on the extent to which the quality, depth, and complexity of your experience relates to the qualification requirements. Additional points are not added for Veteran's Preference; however, Veteran's Preference is considered where applicable.

Best Qualified Group: Candidates in this category possess exceptional skills and experience to exceed well above the minimum requirements.
Fully Qualified Group: Candidates in this category possess good skills and experience above the minimum requirements.
Basically Qualified Group: Candidates in this category meet the minimum experience requirements.

The resume/documents you submit must support your responses to the online questionnaire. If your application contradicts or does not support your questionnaire responses, you will receive a rating of "not qualified" or "insufficient information" and you will not receive further consideration for this job.

Applicants who disqualify themselves will not be evaluated further.

APPRAISALS/AWARDS: Hiring Managers use objective methods and consider previous performance appraisals and awards in the selection process. Current Federal Civilian employees should list any relevant performance related rating and/or awards in your resume.

Required Documents

The following documents are required and must be provided with your application. Applicants who do not submit required documentation to determine eligibility and qualifications will be eliminated from consideration. Other documents may be required based on the eligibility/eligibilities you are claiming. Click here to view the AF Civilian Employment Eligibility Guide and the required documents you must submit to substantiate the eligibilities you are claiming.

  1. Online Application: Questionnaire
  2. Resume: Your resume may NOT exceed two pages, and the font size should not be smaller than 10 pts. You will not be considered for this vacancy if your resume is illegible/unreadable. Additional information on resume requirements can be located under "How To Apply".
  3. Transcripts/Registration/License: If qualifying on education/position requires education, you must submit copies of your transcripts and if required for the position, submit an active, current registration/license.
  4. Veterans: If claiming VEOA, VRA or 30% Disabled Veteran - Submit VOW certification memo or copy of the official DD-Form 214, which must include the character of service (i.e., with an honorable or general discharge). This will be annotated in block 24 on member copy 2, 4, or 7 of the DD-Form 214. If claiming 30% Disabled Veteran, you must also submit a VA Letter or a disability determination from a branch of the Armed Forces. NOTE: All veterans claiming 10-point preference must also submit a SF-15.
  5. Current or Former Federal Civilian Employees (includes current Air Force employees): You must submit a legible copy of a SF-50, Notification of Personnel Action. The SF-50, block 24 must contain "1" or "2" AND block 34 must be a "1". Employees eligible under an OPM approved interchange agreement, block 34 may contain a "1" or "2".
ACTIVE DUTY SERVICE MEMBERS: The VOW Act requires federal agencies to treat an eligible active duty service member as a veteran, disabled veteran, and preference eligible (as applicable) when applying for civil service positions before the effective release or discharge date. Appointment of military members before the release or discharge date is permissible if the member is on terminal leave. At the time the active duty member applies for a civil position, he or she must submit a "certification" memo in lieu of a DD-Form 214, Certificate of Release or Discharge from Active Duty. Active duty members applying for a civil service position without submitting a valid certification memo or DD-Form 214 with their application will render the member ineligible for the position. The certification memo must originate from the member's military service branch on official letterhead and contain the following:
  • Name/Rank/Grade of Service Member
  • Branch of Armed Forces
  • Dates of Active Service (Start and End Date(s)
  • Expected Date of Discharge/Release from Active Duty
  • Terminal leave start date (if applicable)
  • Expected character of service (honorable or general) and type of separation (i.e. separation or retirement)
  • Must be certified within 120 days of anticipated discharge
  • Signature by, or by direction of the adjutant, personnel office, unit commander, or higher headquarters commander.
Note: The VOW Act provides tentative preference. If appointed, a DD Form-214 must be submitted upon receipt.

OPTIONAL DOCUMENTS:
Performance Appraisals for Current Federal Civilian Employees
- Most recent performance appraisals (dated within last 3 years) showing the official rating of record, signed by a supervisor, or statement why the performance appraisal is unavailable.
Awards for Current Federal Civilian employees - List any awards received within the last 3 years on the resume.
Note: Applicant must not submit award Notification of Personnel Actions (SF50s).

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Job Details

Category
Business & Finance
Employment Type
Part Time
Location
Waialua, Hawaii
Posted
May 8, 2026, 05:55 AM
Listed
May 8, 2026, 10:15 AM
Compensation
$74,589 - $87,049 per year

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